Message ID | 1372749519-3266-1-git-send-email-daniel.vetter@ffwll.ch (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Dear Daniel, On Jul 2, 2013 4:19 PM, "Daniel Vetter" <daniel.vetter@ffwll.ch> wrote: > > In > > commit da34242e5e0638312130f5bd5d2d277afbc6f806 > Author: YoungJun Cho <yj44.cho@samsung.com> > Date: Wed Jun 26 10:21:42 2013 +0900 > > drm/prime: add return check for dma_buf_fd > > the failure case handling was fixed up. But in the case when we > already had the buffer exported it changed the return value: > Previously we've return 0 on success, now we return the fd. > > This ABI change has been caught by i-g-t/prime_self_import/with_one_bo. > > Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=66436 > Cc: YoungJun Cho <yj44.cho@samsung.com> > Cc: Seung-Woo Kim <sw0312.kim@samsung.com> > Cc: Kyungmin Park <kyungmin.park@samsung.com> > Tested-by: lu hua <huax.lu@intel.com> > Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> > --- > drivers/gpu/drm/drm_prime.c | 7 +++++-- > 1 file changed, 5 insertions(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c > index 52709f2..1e0de41 100644 > --- a/drivers/gpu/drm/drm_prime.c > +++ b/drivers/gpu/drm/drm_prime.c > @@ -347,10 +347,13 @@ int drm_gem_prime_handle_to_fd(struct drm_device *dev, > out_have_obj: > get_dma_buf(dmabuf); > ret = dma_buf_fd(dmabuf, flags); > - if (ret < 0) > + if (ret < 0) { > dma_buf_put(dmabuf); > - else > + } else { > *prime_fd = ret; > + ret = 0; > + } > + > goto out; > > fail_rm_handle: > -- > 1.7.10.4 > > Right, that's my mistake. I'll pay attention from now on! Thank you & best regards YJ
On Tue, Jul 02, 2013 at 04:55:16PM +0900, YoungJun Cho wrote: > Dear Daniel, > > On Jul 2, 2013 4:19 PM, "Daniel Vetter" <daniel.vetter@ffwll.ch> wrote: > > > > In > > > > commit da34242e5e0638312130f5bd5d2d277afbc6f806 > > Author: YoungJun Cho <yj44.cho@samsung.com> > > Date: Wed Jun 26 10:21:42 2013 +0900 > > > > drm/prime: add return check for dma_buf_fd > > > > the failure case handling was fixed up. But in the case when we > > already had the buffer exported it changed the return value: > > Previously we've return 0 on success, now we return the fd. > > > > This ABI change has been caught by i-g-t/prime_self_import/with_one_bo. > > > > Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=66436 > > Cc: YoungJun Cho <yj44.cho@samsung.com> > > Cc: Seung-Woo Kim <sw0312.kim@samsung.com> > > Cc: Kyungmin Park <kyungmin.park@samsung.com> > > Tested-by: lu hua <huax.lu@intel.com> > > Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> > > --- > > drivers/gpu/drm/drm_prime.c | 7 +++++-- > > 1 file changed, 5 insertions(+), 2 deletions(-) > > > > diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c > > index 52709f2..1e0de41 100644 > > --- a/drivers/gpu/drm/drm_prime.c > > +++ b/drivers/gpu/drm/drm_prime.c > > @@ -347,10 +347,13 @@ int drm_gem_prime_handle_to_fd(struct drm_device > *dev, > > out_have_obj: > > get_dma_buf(dmabuf); > > ret = dma_buf_fd(dmabuf, flags); > > - if (ret < 0) > > + if (ret < 0) { > > dma_buf_put(dmabuf); > > - else > > + } else { > > *prime_fd = ret; > > + ret = 0; > > + } > > + > > goto out; > > > > fail_rm_handle: > > -- > > 1.7.10.4 > > > > > > Right, that's my mistake. > I'll pay attention from now on! > > Thank you & best regards YJ Reviewed-by ? Cheers, Daniel
Dear Daniel, On Jul 2, 2013 5:14 PM, "Daniel Vetter" <daniel@ffwll.ch> wrote: > > On Tue, Jul 02, 2013 at 04:55:16PM +0900, YoungJun Cho wrote: > > Dear Daniel, > > > > On Jul 2, 2013 4:19 PM, "Daniel Vetter" <daniel.vetter@ffwll.ch> wrote: > > > > > > In > > > > > > commit da34242e5e0638312130f5bd5d2d277afbc6f806 > > > Author: YoungJun Cho <yj44.cho@samsung.com> > > > Date: Wed Jun 26 10:21:42 2013 +0900 > > > > > > drm/prime: add return check for dma_buf_fd > > > > > > the failure case handling was fixed up. But in the case when we > > > already had the buffer exported it changed the return value: > > > Previously we've return 0 on success, now we return the fd. > > > > > > This ABI change has been caught by i-g-t/prime_self_import/with_one_bo. > > > > > > Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=66436 > > > Cc: YoungJun Cho <yj44.cho@samsung.com> > > > Cc: Seung-Woo Kim <sw0312.kim@samsung.com> > > > Cc: Kyungmin Park <kyungmin.park@samsung.com> > > > Tested-by: lu hua <huax.lu@intel.com> > > > Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Reviewed-by: YoungJun Cho <yj44.cho@samsung.com> Thank you and best regards YJ > > > --- > > > drivers/gpu/drm/drm_prime.c | 7 +++++-- > > > 1 file changed, 5 insertions(+), 2 deletions(-) > > > > > > diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c > > > index 52709f2..1e0de41 100644 > > > --- a/drivers/gpu/drm/drm_prime.c > > > +++ b/drivers/gpu/drm/drm_prime.c > > > @@ -347,10 +347,13 @@ int drm_gem_prime_handle_to_fd(struct drm_device > > *dev, > > > out_have_obj: > > > get_dma_buf(dmabuf); > > > ret = dma_buf_fd(dmabuf, flags); > > > - if (ret < 0) > > > + if (ret < 0) { > > > dma_buf_put(dmabuf); > > > - else > > > + } else { > > > *prime_fd = ret; > > > + ret = 0; > > > + } > > > + > > > goto out; > > > > > > fail_rm_handle: > > > -- > > > 1.7.10.4 > > > > > > > > > > Right, that's my mistake. > > I'll pay attention from now on! > > > > Thank you & best regards YJ > > Reviewed-by ? > > Cheers, Daniel > -- > Daniel Vetter > Software Engineer, Intel Corporation > +41 (0) 79 365 57 48 - http://blog.ffwll.ch > _______________________________________________ > dri-devel mailing list > dri-devel@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/dri-devel
diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c index 52709f2..1e0de41 100644 --- a/drivers/gpu/drm/drm_prime.c +++ b/drivers/gpu/drm/drm_prime.c @@ -347,10 +347,13 @@ int drm_gem_prime_handle_to_fd(struct drm_device *dev, out_have_obj: get_dma_buf(dmabuf); ret = dma_buf_fd(dmabuf, flags); - if (ret < 0) + if (ret < 0) { dma_buf_put(dmabuf); - else + } else { *prime_fd = ret; + ret = 0; + } + goto out; fail_rm_handle: